Air manifold



FIG. 1 is a perspective view of the invention.

FIG. 2 is a front elevational view of the invention.

FIG. 3 is a left side elevational view of the invention.

FIG. 4 is a top plan view of the invention.

FIG. 5 is a rear elevational view of the invention; and,

FIG. 6 is a bottom plan view of the invention.

The invention is symmetrical and thus the left and right sides are mirror images of each other, and for this reason only the left side is shown in the drawings. The broken lines represent portions of the article and form no part of the claimed design. 

CLAIM The ornamental design of an air manifold, as shown and described. 